RT9187CGB

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RT9187CGB

+БОМ

IC REG LDO ADJ 0.6A SOT23-5

365 Дни гарантии качества

7*24 часы обслуживания каранти

90-гарантия послепродажного дня

Гарантия подлинного продукта

Спецификации

Атрибут Ценность
Package Tape & Reel (TR)
ProductStatus Active
OutputConfiguration Positive
OutputType Adjustable
NumberofRegulators 1
Voltage-Input(Max) 5.5V
Voltage-Output(Min/Fixed) 0.8V
Voltage-Output(Max) 4.8V
VoltageDropout(Max) 0.2V @ 500mA
Current-Output 600mA
Current-Quiescent(Iq) 400 µA
PSRR 60dB ~ 50dB (100Hz ~ 10kHz)
ControlFeatures Enable
ProtectionFeatures Over Current, Over Temperature
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case SC-74A, SOT-753

Обзор

Description

The RT9187CGB is a low-dropout (LDO) linear voltage regulator designed for portable and battery-powered applications. It offers a high power-supply rejection ratio (PSRR) and low output noise, making it suitable for sensitive electronic components. The device typically operates with a low quiescent current, enhancing efficiency in applications where power conservation is crucial.
Key features of the RT9187CGB include a wide input voltage range, typically from around 2.5V to 5.5V, and the ability to deliver a fixed output voltage with good accuracy. It provides overcurrent and overtemperature protection to ensure reliability and safety during operation. The RT9187CGB is packaged in a compact form, often a SOT-23 or similar, making it ideal for space-constrained designs.
The regulator is frequently used in consumer electronics, smartphones, tablets, and other devices where stable voltage regulation is necessary. Its simplicity and effectiveness in managing power make it a popular choice for designers looking to maintain performance while extending battery life.

Equivalent

The RT9187CGB is a low-dropout (LDO) linear voltage regulator. Equivalent products include:
1. LM1117 Series by Texas Instruments
2. MIC5205 by Microchip Technology
3. LP2985 by Texas Instruments
4. ADP3330 by Analog Devices
These alternatives offer similar functionality, but specifications like output current, voltage range, and dropout voltage should be compared to ensure suitability for your specific application.

Features

The RT9187CGB is a low-dropout (LDO) linear voltage regulator known for its compact size and efficient performance. Key features include:
1. Low Dropout Voltage: The RT9187CGB offers a low dropout voltage, which is essential for maintaining regulation with minimal input-output voltage differential.
2. Fixed Output Voltage: It provides a fixed output voltage, ensuring stable power supply for various applications.
3. High Accuracy: It delivers precise voltage regulation with high accuracy, making it suitable for sensitive electronic components.
4. Fast Transient Response: The regulator quickly responds to changes in load conditions, maintaining stable output voltage.
5. Current Limitation: It is equipped with a built-in current limit to protect against excessive current that could damage the circuit.
6. Thermal Protection: Includes thermal shutdown to prevent overheating, enhancing the device's reliability and longevity.
7. Small Package Size: The chip comes in a compact package, making it ideal for space-constrained applications.
These features make the RT9187CGB a reliable choice for applications requiring efficient and stable voltage regulation with minimal space requirements.

Pinout

The RT9187CGB is a low-dropout (LDO) linear voltage regulator. It typically comes in a SOT-23-5 package, which means it has 5 pins. Here is a concise description of its pin functions:
1. VOUT: This is the output pin where the regulated voltage is provided.
2. GND: This pin is connected to the ground.
3. VIN: This pin is for the input voltage that needs to be regulated.
4. CE (Chip Enable): This pin is used to enable or disable the regulator. When it is high, the regulator is active.
5. NC or ADJ (No Connect or Adjust): Depending on the specific variant of the RT9187CGB, this pin may be either not connected or used to adjust the output voltage.
The RT9187CGB is designed for applications requiring a stable voltage supply with low dropout voltage, typically found in battery-operated devices or portable equipment.

Manufacturer

The RT9187CGB is manufactured by Richtek Technology Corporation. Richtek is a Taiwanese company that specializes in designing and manufacturing a wide range of analog and mixed-signal integrated circuits. Their product portfolio includes power management ICs, such as voltage regulators, LED drivers, battery management systems, and audio amplifiers, among others. Richtek serves various applications in consumer electronics, computing, communications, and industrial markets.

Application

The RT9187CGB is a low-dropout (LDO) linear regulator commonly used in various applications due to its efficient power management capabilities. It is ideal for portable devices, such as smartphones and tablets, due to its compact size and low power consumption. Additionally, it can be used in networking equipment, consumer electronics, and industrial systems requiring stable voltage regulation with minimal power loss. The RT9187CGB is also suitable for battery-powered devices, where extending battery life is critical, as well as for use in sensitive electronic circuits where low noise and precise voltage regulation are important. Its versatility and reliability make it a popular choice for numerous electronic applications.

Package

The RT9187CGB is typically available in a SOT-23-5 package, which is a small outline transistor package with five pins. This package type is common for compact, surface-mounted electronic components, offering ease of use in space-constrained applications.

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